EP 1112280 A1 20010704 - METHOD OF PREPARING FORM II CRYSTALS OF CLARITHROMYCIN
Title (en)
METHOD OF PREPARING FORM II CRYSTALS OF CLARITHROMYCIN
Title (de)
VERFAHREN ZUR HERSTELLUNG VON CLARITHROMYCINKRISTALLEN DER FORM II
Title (fr)
METHODE DE PREPARATION DE CRISTAUX DE CLARITHROMYCINE DE FORME II
Publication
Application
Priority
- KR 9900530 W 19990908
- KR 19980037181 A 19980909
Abstract (en)
[origin: WO0014099A1] Form II crystals of clarithromycin can be easily prepared by treating clarithromycin of different crystal forms with water or with a mixture of water and a water-immiscible organic solvent and isolating treated crystals by filtration.
IPC 1-7
IPC 8 full level
A61K 31/70 (2006.01); C07H 17/08 (2006.01)
CPC (source: EP KR US)
A61K 31/70 (2013.01 - KR); C07H 17/08 (2013.01 - EP US)
Citation (search report)
See references of WO 0014099A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0014099 A1 20000316; AT E231879 T1 20030215; DE 69905176 D1 20030306; DE 69905176 T2 20031009; EP 1112280 A1 20010704; EP 1112280 B1 20030129; ES 2192072 T3 20030916; JP 2002524465 A 20020806; JP 3779155 B2 20060524; KR 100377159 B1 20030819; KR 20000019206 A 20000406; US 6506886 B1 20030114
DOCDB simple family (application)
KR 9900530 W 19990908; AT 99941861 T 19990908; DE 69905176 T 19990908; EP 99941861 A 19990908; ES 99941861 T 19990908; JP 2000568857 A 19990908; KR 19980037181 A 19980909; US 78663601 A 20010307